Today’s featured promo on MacUpdate offers Color Schemer Studio 1.5.2 for US$24.95 (50% off, retail $49.99). Color Schemer Studio is a professional color matching solution for anyone from hobbyists to advanced professionals. It features a number of built-in tools that make it easy to create great-looking color schemes. Color Schemer Studio 1.5.2 requires Mac OS X 10.3 or later.